/// 上传签名图片结果模型
class UploadSignatureResult {
  final bool success;
  final String url;
  final String? errorMessage;

  UploadSignatureResult({
    required this.success,
    required this.url,
    this.errorMessage,
  });

  @override
  String toString() {
    return 'UploadSignatureResult(success: $success, url: $url, errorMessage: $errorMessage)';
  }
}
